Nodes automatically inherit theme from their parent, and the root node implicitly inherits the default theme. An explicitly-set theme will override any inherited themes recursively, stopping at nodes that also have themes set explicitly.
Theme to inherit.
theme
See Implementation
Nodes automatically inherit theme from their parent, and the root node implicitly inherits the default theme. An explicitly-set theme will override any inherited themes recursively, stopping at nodes that also have themes set explicitly.